TABLE 5.
Patellar tendon properties in PLA and COL before (PRE) and after (POST) training. Data are mean ± SD.
| Variable | COL (n = 8) | PLA (n = 9) | |||
|---|---|---|---|---|---|
| PRE | POST | PRE | POST | g × t, p | |
| Resting tendon length (mm) | 46.5 ± 5.0 | 46.4 ± 5.4 | 43.5 ± 5.7 | 43.5 ± 5.6 | 0.610 |
| Mean CSA (mm2) | 76.9 ± 7.1 | 77.1 ± 7.2 | 77.7 ± 8.1 | 77.7 ± 8.2 | 0.084 |
| Tendon force (N) | 5017 ± 871 | 5029 ± 776 | 4680 ± 1038 | 4369 ± 629 | 0.356 |
| Stress (MPa) | 63.3 ± 9.3 | 63.2 ± 9.1 | 55.4 ± 8.1 | 55.3 ± 8.1 | 0.134 |
| Elongation (mm) | 4.0 ± 1.1 | 3.4 ± 0.5 | 3.5 ± 0.8 | 3.4 ± 0.9 | 0.275 |
| Strain (%) | 8.9 ± 3.0 | 7.3 ± 1.1 | 8.0 ± 1.5 | 8.1 ± 2.5 | 0.133 |
| Hysteresis (%) | 35.1 ± 25.3 | 37.6 ± 12.6 | 36.7 ± 14.9 | 28.2 ± 12.0 | 0.897 |